plot_5_19_ab.m

自适应滤波器 第四版 源程序 维纳估计最小方差LMS算法

%remake plot 5.19

figure
load run5
mu = rp.mu; a  = rp.a; sigu2 = 0.995;  sigv2 = (1-(a^2)) * sigu2; n = 1:5000; 
a2=a^2; p5mu=0.5*mu;
j = sigu2*(1-a2)*(1+p5mu*sigu2) + sigu2*(a2+p5mu*a2*sigu2-0.5*mu*sigu2)*(1-mu*sigu2).^(2*n);
semilogy(j,'--'); hold on
semilogy(mean((E').^2));semilogy(j,'-');
title('figure 5.18 \mu=0.001')
print -dps 5_18


figure
load run6
mu = rp.mu; a  = rp.a; sigu2 = 0.995;  sigv2 = (1-(a^2)) * sigu2; n = 1:5000; 
a2=a^2; p5mu=0.5*mu;
j = sigu2*(1-a2)*(1+p5mu*sigu2) + sigu2*(a2+p5mu*a2*sigu2-0.5*mu*sigu2)*(1-mu*sigu2).^(2*n);
semilogy(j,'r'); hold on
semilogy(mean((E').^2));semilogy(j,'r');
title('figure 5.19 \mu=0.005')
%print -dpsc 5_19b